The error message I got when tried to run cheese:
(cheese:2693): cheese-WARNING **: Failed to allocate a buffer: gstv4l2src.c(755): gst_v4l2src_create (): /GstCameraBin:camerabin/GstWrapperCameraBinSrc:camera_source/GstBin:bin18/GstV4l2Src:video_source
The problem still happens in Ubuntu 15.04.
The error message I got when tried to run cheese: camerabin/ GstWrapperCamer aBinSrc: camera_ source/ GstBin: bin18/GstV4l2Sr c:video_ source
(cheese:2693): cheese-WARNING **: Failed to allocate a buffer: gstv4l2src.c(755): gst_v4l2src_create (): /GstCameraBin:
My kernel version is: 3.16.0- 031600- generic